The Five Principles of a Healthy Diet: Building a Foundation for Lasting Results
- Steven Goodacre
- Oct 22, 2025
- 2 min read
At One True North, we believe lasting health and performance don’t come from rigid plans or fleeting trends — they come from mastering the fundamentals. Nutrition should empower, not restrict. By focusing on five key principles, we help our clients achieve results that align with their lifestyle, goals, and individuality.
1. Adherence: The Foundation of Success
The first principle of a healthy diet is adherence. No matter how well-designed a plan may seem, it’s only effective if it can be maintained. True progress happens when your nutrition complements your lifestyle — not when it disrupts it. Our approach at One True North focuses on creating strategies that are enjoyable, practical, and adaptable and with our coaching expertise we can guide you at every step. Because consistency, not perfection, is what drives long-term results.
2. Calorie Intake: Matching Your Goal
Your calorie intake determines the direction of your progress — whether that’s fat loss, muscle growth, or maintenance. To lose weight, a calorie deficit is key; to gain muscle, a controlled surplus is required. Our consultants use evidence-based methods to calculate and adjust calorie targets as your body and goals evolve. We empower our clients to make informed decisions instead of relying on guesswork or restrictive diets.
3. Macronutrient Balance: Fuel for Performance and Recovery
Calories tell only part of the story — your macronutrient balance completes it.
Protein is essential for muscle repair and satiety, with optimal intake typically around 1.6g per kilogram of body weight.
Carbohydrates fuel your training and daily performance.
Healthy fats support hormone function and overall wellbeing.
By combining these macronutrients in the right proportions, you create a diet that enhances recovery, strength, and energy.
4. Micronutrients: The Overlooked Essentials
Micronutrients — vitamins and minerals — often go unnoticed but are vital for optimal function. They regulate metabolism, immunity, and energy production. At One True North, we encourage a whole-food approach rich in fruits, vegetables, lean proteins, and whole grains to support a complete nutritional foundation.
5. Hydration: The Unsung Hero of Performance
Hydration is a cornerstone of both health and performance. Water supports every physiological process — from nutrient transport to temperature regulation and cognitive function. Even mild dehydration can impair focus, energy levels, and exercise performance.At One True North, we help clients develop simple, effective hydration habits that align with their activity levels, environment, and goals — ensuring the body performs at its best, inside and out.
Bringing It All Together
The real power lies in combining these five principles to design the method that fits you. Every individual has a unique physiology, lifestyle, and set of goals — and our role is to tailor these fundamentals to create a system that works seamlessly in the real world.
At One True North, we integrate nutrition coaching and personal training to deliver cohesive, evidence-based strategies that support both health and performance.
If you’re ready to move beyond short-term fixes and discover a structured, personalised path to long-term success, our team is here to guide you every step of the way.


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